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Knock

knock.app ↗

By Knock Labs, Inc.

Knock is a hosted customer engagement platform for software companies: teams model lifecycle and transactional messaging once as workflows and ship it across email, in-app, push, SMS, and chat.

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Snapshot

Continue to About ↓
What it does
  • Knock is a hosted customer engagement platform for software companies: teams model lifecycle and transactional messaging once as workflows and ship it across email, in-app, push, SMS, and chat.
More detail
  • It also offers AI agents that build, run, and propose changes to those journeys, with human review on branches before publishing.
Best for
  • Product, lifecycle, and growth teams that want one system for onboarding, trial-ending, retention, and transactional notifications instead of a homegrown notification system.
More detail
  • Also fits multi-tenant platforms needing per-customer routing, preferences, and branding.
Pricing
  • Usage-based SaaS with a $0 Free plan (up to 10,000 messages, 500 guide recipients, 500 agent credits) and a Starter plan at $250/month plus usage (50,000 messages, 2,500 guide recipients, 2,000 agent credits).
More detail
  • Overage runs $0.005 per message, $0.05 per guide recipient, and $0.01 per agent credit; a
Main limitation
  • Teams that need translation (i18n), off-the-shelf enterprise SSO/SCIM/RBAC, or email client previews immediately will find these gated to higher tiers.
More detail
  • Buyers wanting a fully self-serve free tool at scale will hit the Free plan's 10,000-message cap.
Record
Living and monitored
Reviewed
Evidence
Public web research

About

  • Knock is a hosted customer engagement platform for software companies: teams model lifecycle and transactional messaging once as workflows and ship it across email, in-app, push, SMS, and chat.
  • It also offers AI agents that build, run, and propose changes to those journeys, with human review on branches before publishing.

What it helps with

Capabilities

A practical view of what is available and where limitations apply.

OfferingAvailableDetail
Cross-channel workflows YesTrigger → delay → branch → channel flows across email, in-app, push, SMS, and chat.
Broadcasts YesOne-time messages to any audience.
In-app guides YesBanners, modals, cards, and tooltips using your own components.
AI agents and agent steps YesBuild journeys from prompts and run agent steps inside workflows; agent credits are metered.
Branch-based review for agent changes YesAgents work on isolated branches; a person reviews the diff before merge and publish.
MCP server and CLI access YesConnect Claude, ChatGPT, Cursor, Grok, or Slack to operate Knock; CLI installs via npm.
Data activation from CDP and warehouse YesNamed sources include Segment, PostHog, Amplitude, Hightouch, Census, Snowflake, Databricks, BigQuery, Stripe, Shopify, and Clerk.
SSO, SCIM, and custom roles LimitedSAML 2.0 SSO, SCIM directory sync, and custom roles and permissions are Enterprise-only.
Translation (i18n) LimitedEnterprise-only; not on Free or Starter.
Email client previews LimitedAvailable on Starter and Enterprise, not on Free.

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Evidence

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  • The owner has not manually confirmed every field.
Last reviewed
Primary source
knock.app
Technical profile details
Record ID43e1b0a0-e00a-461d-a25f-dda4fd1c7bfaCanonical URLhttps://profiles.scribble.network/listing/knock-43e1b0a0